Economists usually assume that people act in a rational, self-interested way. in explaining how consumers make choices this means that economists believea) consumers will always buy goods and services at the lowest possible prices. b) consumers spend their incomes to order to accumulate the most goods and services. c) consumers make choices that will leave them as satisfied as possible given their incomes, tastes, and the prices of goods and services available to them. d) consumers will spend their incomes and time on activities that benefit themselves as much as possible, without regard to the welfare of others.

The federal reserve's organization while all members of the federal reserve board of governors vote at federal open market committee (fomc) meetings, only of the regional bank presidents are members of the fomc. the federal reserve's role as a lender of last resort involves lending to which of the following financially troubled institutions? u. s. banks that cannot borrow elsewhere governments in developing countries during currency crises u. s. state governments when they run short on tax revenues the federal reserve's primary tool for changing the money supply is . in order to decrease the number of dollars in the u. s. economy (the money supply), the federal reserve will government bonds.

Taking commercial paper means the holder acts honestly

Consider the following information on stocks a, b, c and their returns (in decimals) in each state: state prob. of state a b c boom 20% 0.27 0.22 0.16 good 45% 0.16 0.09 0.07 poor 25% 0.03 0 0.03 bust 10% -0.08 -0.04 -0.02 if your portfolio is invested 25% in a, 40% in b, and 35% in c, what is the standard deviation of the portfolio in percent? answer to two decimals, carry intermediate calcs. to at least four decimals.